document.write( "Question 1020315: r-4/r x 3r+5/ r+4 \n" ); document.write( "

Algebra.Com's Answer #636222 by stanbon(75887) $\"\"$ $\"About$

You can put this solution on YOUR website!
r-4/r x 3r+5/ r+4
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\n" ); document.write( "Comment:: You should use parentheses so we can avoid confusion.
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\n" ); document.write( "[(r-4)(3r+5)]/[r(r+4)] = [3r^2 -7r -20]/[r^2+4r]
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\n" ); document.write( "Cheers,
\n" ); document.write( "Stan H.
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